How far is it from Newcastle, WA to Seattle, WA?

The distance between Newcastle, WA and Seattle, WA is 14 mi by road.

How long does it take to drive from Newcastle, WA to Seattle, WA?

The drive from Newcastle, WA to Seattle, WA takes approximately 25 min by car.

The fastest route from Newcastle, WA to Seattle, WA covers 14 mi with a driving time of approximately 25 min.

Seattle, WA lies roughly to the north-west of Newcastle, WA.

Distance: 14 miDuration: 25 min

Driving from Newcastle, WA to Seattle, WA takes about 25 min via I 90. The distance is 14 mi. The straight-line distance is 10 mi. Driving directions

Driving directions18 · 14 mi

The return trip from Seattle, WA to Newcastle, WA covers roughly the same distance, 14 mi.

No notable attractions were found along this route.

Distance and drive time are computed from OpenStreetMap road data with the OSRM routing engine. Updated 6 October 2026.

How far is it from Newcastle, WA to Seattle, WA?: The distance between Newcastle, WA and Seattle, WA is 14 mi by road.
How long does it take to drive from Newcastle, WA to Seattle, WA?: The drive from Newcastle, WA to Seattle, WA takes approximately 25 min by car.
What is the best route from Newcastle, WA to Seattle, WA?: The fastest route from Newcastle, WA to Seattle, WA covers 14 mi with a driving time of approximately 25 min.
Which direction is Seattle, WA from Newcastle, WA?: Seattle, WA lies roughly to the north-west of Newcastle, WA.